diff --git a/8.0/config/conf.d/docker.cnf b/8.0/config/conf.d/docker.cnf
index 4f1829d66..205bedb54 100644
--- a/8.0/config/conf.d/docker.cnf
+++ b/8.0/config/conf.d/docker.cnf
@@ -1,3 +1,3 @@
 [mysqld]
-skip-host-cache
+host_cache_size=0
 skip-name-resolve